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Finding the Fourth Proportional to 3,321,495.42, 4,982,242.41 and 2,376,711.42

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Solution

The fourth proportional to 3,321,495.42, 4,982,242.41 and 2,376,711.42 is: 3,565,066.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,495.42 : 4,982,242.41 = 2,376,711.42 : x
  2. Step 2: Convert to fraction form
    3,321,495.42/4,982,242.41 = 2,376,711.42/x
  3. Step 3: Cross multiply
    3,321,495.42x = 4,982,242.41 × 2,376,711.42
  4. Step 4: Simplify right side
    3,321,495.42x = 11,841,352,433,055.32
  5. Step 5: Solve for x
    x = 11,841,352,433,055.32/3,321,495.42
  6. Step 6: Final answer
    x = 3,565,066.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.